Citizservicemanual
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F U N C T I O N T E S T S
9.9 Pro tec ti vei ns ula tio nt est 9.9.1 Whatc offeemac hin esh avet obet est edand when?
Thistestisnecessary
forclass1and2equipment (with/withoutprotectiveeart h)
afterarepairwheneverageneraldis assemblyoftheplatformand/orcoreu nitwas
performed.
9.9.2 Genera l
Legal regu latio n
Incaseofarepair/modificationofthecoffeemachine,therepaircentreisboundbylaw
toprotecttheuser/consume rby
restoringtheregularcondit ionoftheapplianceand
performingtherespectivetests accordingtoEN/IEC603351“Safet yofhousehold
andsimilarelectricalapplianc es”andnationalregulations (e.g.DINVDE0701).
Descr ipti on
Theinsulationtest
assuresthatwiringandinsulationofthecoffeemachinefullfillthenormativerequire
mentsafterarepair,
ratestheinsulationcapabili tyofthecoffeemachine,
isaverydangeroustestbec auseofahightestvoltage( 500VDC).
Fortheinsulationtest,phas eandneutralwireareshunted atthepowerplug.Thena
testvoltageisappliedbetweenphase/neutral andselectedpartsofthecoffeemachine.
Testequ ipm ent
Specialtestequipmentisneed edthatcomplieswiththereg ulationstoperforminsula
tionandwithstandingvoltagetests.Detailed requirementsandtolerancesmustbeveri
fiedwithyourlocalauthoriti esormeasurementsupplieri nanycase.
Ideallythetestequipment hasanationalpowersocketfor testing,sothatthecoffee
machinecanpluggedindirectly.Otherwiseaspecialshuntisnecessar ytoconnectthe
phaseandneutralpinofth ecoffeemachine’spowerplug .
Testrep or t
Forlegalreasonsarepairortestreportshouldbepreparedandfiledwithfollowinginfor
mation
customer(name,address)
typeandserialnumberof coffeemachine
dateofrepair/test(s)
performedtest(s)/measuring value(s),testpoints
usedtestequipment
signature
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